26121360 has 80 divisors (see below), whose sum is σ = 81709056. Its totient is φ = 6902784.

The previous prime is 26121349. The next prime is 26121383. The reversal of 26121360 is 6312162.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30052 + ... + 30908.

Almost surely, 2^26121360 is an apocalyptic number.

26121360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26121360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40854528).

26121360 is an abundant number, since it is smaller than the sum of its proper divisors (55587696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26121360 is a wasteful number, since it uses less digits than its factorization.

26121360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 26121360 is about 5110.9059862220. The cubic root of 26121360 is about 296.7098255323.

The spelling of 26121360 in words is "twenty-six million, one hundred twenty-one thousand, three hundred sixty".